Zhaojun Bai David Day James Demmel Jack Dongarra Ming Gu Axel Ruhe Henk A. van der Vorst Templates for Linear Algebra Problems. 115-140 1995 books/sp/CStoday1995 Computer Science Today db/books/collections/CStoday.html#BaiDDDGRV95 http://dx.doi.org/10.1007/BFb0015240